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  1. 紀要論文
  2. 琉球大学理工学部紀要 理学編
  3. 13号
  1. 部局別インデックス
  2. 理学部

ロイコマラカイトグリーン試薬による海水浮遊物中のマンガンの定量法

http://hdl.handle.net/20.500.12000/23409
http://hdl.handle.net/20.500.12000/23409
5d1ff34b-7d10-4796-954f-7d01d04f0061
名前 / ファイル ライセンス アクション
No13p017.pdf No13p017.pdf
Item type デフォルトアイテムタイプ(フル)(1)
公開日 2012-02-21
タイトル
タイトル ロイコマラカイトグリーン試薬による海水浮遊物中のマンガンの定量法
言語 ja
タイトル
タイトル Absorptiometric determination of the trace of Manganese in the floating particles in the sea with Leuco-malachite green
言語 en
作成者 兼島, 清

× 兼島, 清

ja 兼島, 清

Search repository
当真, 当美

× 当真, 当美

ja 当真, 当美

Search repository
与那原, 岺子

× 与那原, 岺子

ja 与那原, 岺子

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Kaneshima, Kiyoshi

× Kaneshima, Kiyoshi

en Kaneshima, Kiyoshi

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Toma, Tomi

× Toma, Tomi

en Toma, Tomi

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Yonahara, Mineko

× Yonahara, Mineko

en Yonahara, Mineko

Search repository
アクセス権
アクセス権 open access
アクセス権URI http://purl.org/coar/access_right/c_abf2
内容記述
内容記述タイプ Other
内容記述 An absorptiometric method for the determination of the trace of manganese in the floating particles in the sea with leuco-malachite green was studied. The effect of pH, the amount of potassium periodate and leuco-malachite green, the standing period after the color development, temperature and effects of 15 foreign ions were examined. The recommended procedure was as follows: A floating particle sample which was collected from the sea water with millipore filter was dissolved in concentrated sulfuric acid and was evaporated to dryness on a hot plate by the addition of 30% hydrogen peroxide. The residure was dissolved in water, and silica was removed by filtration. The solution is diluted to 50 ml with water, and 5 ml of acetic acid and sodium acetate buffer solution (pH 4.1), 2 ml of 10% solution of hydroxylamine hydro・chloride, and 1 ml of 0.1% solution of bathophenanthroline in ethylalcohol were added to it. Fe(2)-B.P.T. complex was extracted into 10 ml of iso-amyl-alcohol, and 2 ml of concentrated sulfuric acid was added to iron free aqueous solution. After evaporation of extracted solution the residure was diluted with water, and 0.001 μg-at.of manganese standard, 20 ml of acetic acid and sodium acetate buffer solution (pH 4.1) and 5 ml of 0.2% potassium periodate solution were added to it and allowed it to stand for 15 minutes. After addition of 2 ml of 0.04% leuco-malachite green aceton solution and dilution to 100 ml with water, the absorbance at 610 mμwas measured against the reagent blank.
内容記述
内容記述タイプ Other
内容記述 紀要論文
出版者
言語 ja
出版者 琉球大学理工学部
出版者
言語 en
出版者 Science and Engineering Division, University of the Ryukyus
言語
言語 jpn
資源タイプ
資源タイプ departmental bulletin paper
資源タイプ識別子 http://purl.org/coar/resource_type/c_6501
出版タイプ
出版タイプ VoR
出版タイプResource http://purl.org/coar/version/c_970fb48d4fbd8a85
識別子
識別子 http://hdl.handle.net/20.500.12000/23409
識別子タイプ HDL
収録物識別子
収録物識別子タイプ NCID
収録物識別子 AN0025080X
収録物名
言語 ja
収録物名 琉球大学理工学部紀要. 理学編
収録物名
言語 en
収録物名 Bulletin of Science & Engineering Division, University of Ryukyus. Mathematics & natural sciences
書誌情報
号 13, p. 17-26, 発行日 1970-06-30
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